First, the waterway project 1, waterproof construction should use waterproof film coating. 2. Waterproofing works should be done after the concealed construction is completed and accepted. 3, after the completion of waterproof construction to do 2 water storage test. 4, the bathroom waterproof layer should not be less than 1.8 meters. 5, floor drain, Yin Yang angle, pipelines and other places to do more waterproof. 6, floor drain to use deodorant floor drain. 7, hot and cold water left hot right cold. 8, try not to walk from the ground. 9, cold water pipe in the wall should have 1CM protective layer, hot water pipe is 1.5CM, so the slot to open deep. 10, PPR pipe is installed to consider the thickness of the paste tiles, so that the pipe will not be exposed. 11, only a few minutes to cook, wash vegetables for a long time, water bucket must buy big. 12, leading and countertops to support, if not fix it can not be installed. 13, toilet installation can not use cement, use silica gel. 14, toilets, taps should be carefully protected after installation. 15, to buy a toilet to consider the toilet pit. 16, the washing machine to consider whether it is drainage or drainage. Second, circuit engineering 1, the best not to install the bathroom phone, easy to damp. 2, the mirror in the bathroom should first consider the size, otherwise the mirror headlight is very easy to install high. 3, the toilet pipe is best to leave the manhole. 4, weak electricity can not be worn in the same tube. 5, left zero, right phase grounded. 6. The power socket is 300-500CM away from the ground and the switch is 1.4 meters. 7. The switch should not be installed behind the door. 8, a lot of sockets should be good. 9, 16A socket for high-power electrical appliances, such as electric ovens, air conditioners, water heaters and so on. 10, cassettes to use good. 11, the cassette must be matched with the panel, otherwise it may not be installed. 12. The cross-sectional area of ​​the wires in the PVC wire conduit must not exceed 40% of the cross-sectional area of ​​the wire conduit. 13, bedroom air conditioning not to the bed. 14, air conditioning hole to consider outward tilt, otherwise the rain will come in. 15, the light as far as possible to consider dual control. 16, the best bathroom installation splash socket. 17, to consider a socket on the balcony. 18, wire troughs to be horizontal and vertical, good photos, later use it easier. 19, public flue to install the reverse valve. 20, bought electrical appliances must be properly let the workers read the instructions. 21, manuals and warranty cards and other information must be kept for later use. Hydroelectric Rehabilitation Sockets Toilet Switch Electrical Bathroom Mirror Lights Toilets Waterproof Toilet Doors Sizes Bathroom Tiles Bathrooms Bathroom Doors Tiles Tiles Balcony Tiles Bedroom Lamps Milling Accessories,Bt40 Tool Holder Stand,Bt40 Hydraulic Chuck,Bt40 Shrik Fit Holder JIANGYIN GOLD STAR INDUSTRY CO.,LTD , https://www.jygoldstarindustry.com